CHEMetrics offers two dichromate reactor digestion methods for fast, easy, safe determinations of low-, mid-, and high-range COD levels in wastewater: the
Buy Environmental Express COD Reagent Vials at Cole-Parmer, EPA-approved or mercury-free versions for low-, standard-, and ultra-high-range analysis.
Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
BOD (biochemical oxygen demand); COD (chemical oxygen demand) Pre-prepared low-range (3-50 ppm) or high-range (20-1500 ppm) vials are selected for the ...
Hanna Instruments COD Vials follow the EPA approved method for low range determination of chemical oxygen demand (COD). Kit contains 25 ready-to-use vials.
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The low range COD digestion is read at 600 nm and is proportional to the decrease in the dichromate ion (Cr2O72-), which causes the solution to move towards a
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Dichromate reactor digestion reagents for fast, easy, safe determination of low-, mid-, and high-range C.O.D. levels in wastewater. Premeasured reagent is
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